equilibrium constant


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Noun1.equilibrium constant - (chemistry) the ratio of concentrations when equilibrium is reached in a reversible reaction (when the rate of the forward reaction equals the rate of the reverse reaction)
chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
constant - a number representing a quantity assumed to have a fixed value in a specified mathematical context; "the velocity of light is a constant"
dissociation constant - the equilibrium constant for a reversible dissociation
References in periodicals archive ?
The selectivity sequence K > Ca > Mg was established from equilibrium constant values reported for binary equilibria in Table 6.
And K is the combined equilibrium constant for the reactions given in Equations 1 to 4 is defined in Eq.
The thermodynamci functions of the mixture, such as the Gibbs free energy, and the solvent-solvent and polymer-solvent specific interactions, respectively, as well as the preferential adsorption coefficients in the polymer/solvent/solvent system with specific hydrogen bonding interactions are discussed by means of association equilibrium constants, according to Eq.
Replacement of the n-butyl group by isopropyl in the Grignard reagent increases the equilibrium constant by a factor of two in accordance of increasing hindrance to coordination with the donor.
Giori and Hayes (1970) showed that the moisture content of molten nylons has a significant influence on the apparent equilibrium constant for polyamidation.
Where, q e (mg/g) is the amount adsorbed; Q 0 (mg/g)is the saturated adsorption amount; K L (L/mg)is the adsorption equilibrium constant of Langmuir isotherm; and C e (mg/L)is the adsorption equilibrium concentration.
The latter reference reports an equilibrium constant of 0.
eq,a] is the equilibrium constant of the esterification reaction of AA with BD (Equation (1)).
whereby, Kc is the equilibrium constant, DH is the change in enthalpy, DS is the change in entropy and DG is the Gibbs free energy.
4 and 6 yields the curves of the equilibrium constant K and the condensation rate constant [k.

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